Description

Asl 2.5mm Single Cable Green [Roll]: Dedicated Earthing Conductor

Single-core cables are fundamental building blocks in electrical installation, used extensively for earthing connections within buildings, control panels, and equipment . This 2.5mm² single cable, supplied on a convenient roll, features a stranded copper conductor insulated with high-quality green PVC, specifically intended for protective earth and bonding applications where reliable earthing is essential.

The 2.5mm² conductor size is one of the most commonly used for earthing conductors and general wiring, offering an excellent balance of current capacity and flexibility . The roll format is ideal for professional electricians and contractors who require bulk quantities for multiple installations.

Asl 2.5mm Single Cable Green [Roll]: Key Specifications

SpecificationDetails
Cable TypeSingle-core insulated cable
Conductor Size2.5 mm²
Conductor MaterialPlain annealed copper, 100% pure copper
Conductor ConstructionStranded copper (Class 2)
Number of StrandsTypically 7 strands (7/0.67mm)
Insulation MaterialPVC (Polyvinyl Chloride)
Insulation ColourGreen
Voltage Rating450/750V
Maximum Operating Temperature70°C
StandardsBS 6004, KS 453.2, CE, RoHS
ApplicationsEarthing conductors, protective bonding, domestic and industrial wiring
Packaging90-metre or 100-metre roll

Asl 2.5mm Single Cable Green [Roll]: Conductor Construction

The conductor is manufactured from plain annealed copper, chosen for its excellent electrical conductivity and ductility, with 100% pure copper conductors ensuring optimal performance . The stranded construction consists of multiple fine copper wires twisted together, typically 7 strands of 0.67mm diameter for Class 2 stranded conductors .

This stranding offers several advantages:

  • Flexibility: Easier to bend and route through conduit and trunking compared to solid conductors

  • Vibration Resistance: Less prone to work-hardening and breaking in applications subject to movement

  • Termination: Provides better contact area in screw terminals and earth clamps

  • Handling: Easier to strip and prepare for connection

  • Quality: Made with high-purity copper conductor for optimal performance

Asl 2.5mm Single Cable Green [Roll]: PVC Insulation

The green PVC insulation serves multiple critical functions :

Electrical Insulation: Provides excellent dielectric strength, preventing electrical leakage and ensuring safe isolation of the protective conductor where required.

Mechanical Protection: Protects the copper conductor from abrasion, impact, and damage during installation and service .

Colour Identification: The green insulation provides clear visual identification as a dedicated protective earth conductor . Available in green for earthing applications.

Temperature Rating: Rated for continuous operation up to 70°C, suitable for normal operating conditions in buildings .

Asl 2.5mm Single Cable Green [Roll]: Applications

This versatile single-core cable is suitable for numerous earthing and general wiring applications :

Earthing Conductors: Used as protective earth conductors in lighting circuits, power circuits, and final sub-circuits where a separate earth wire is required .

Supplementary Bonding: Ideal for supplementary bonding connections in bathrooms, kitchens, and other locations requiring additional protection.

Switch Drops: Suitable for wiring between ceiling roses and wall switches where an earth conductor is required.

Conduit Wiring: Ideal for drawing into conduit systems in commercial and industrial installations where individual insulated conductors are required for protected and fixed installation .

Control Panels: Used for internal wiring of control panels, distribution boards, and electrical enclosures where earth connections are needed .

Domestic and Industrial Wiring: Suitable for sockets, lighting wiring, and general fixed, protected installations such as lighting fittings, appliances, switchgear and control gear .

Asl 2.5mm Single Cable Green [Roll]: Why Choose the Roll Format?

Purchasing this cable on a roll offers several advantages for professional users:

Cost-Effective: Bulk purchasing provides better value per metre compared to cut lengths, reducing overall project costs.

Always Available: Having a full roll on hand means you’re never caught short on a job site. Perfect for contractors and regular users.

Project Versatility: Suitable for multiple jobs, from small domestic works to larger commercial installations.

Professional Standard: The roll format is the professional’s choice, ensuring you have adequate cable for unexpected requirements.

Reduced Waste: Buy in bulk and use as needed, with the remainder available for future projects.

Asl 2.5mm Single Cable Green [Roll]: Installation Considerations

Conduit and Trunking: This cable is designed for installation within conduit, trunking, or other approved containment systems that provide mechanical protection . These cables are intended for drawing into trunking and conduit .

Voltage Considerations: When installed in an earthed metal enclosure, cables are suitable for voltages up to 1000V AC or up to 750V to earth DC .

Stripping: Use appropriate cable stripping tools to remove insulation without nicking or damaging the copper conductor strands.

Termination: Ensure conductors are correctly terminated in suitable terminals or earth clamps, with no stray strands exposed. The correct torque should be applied for the terminal type.

Temperature Range: Suitable for fixed installation with maximum conductor temperature of 70°C .

Asl 2.5mm Single Cable Green [Roll]: Quality and Compliance

This cable is manufactured to meet rigorous international standards:

  • BS 6004: British Standard for PVC-insulated cables for electric power and lighting

  • KS 453.2: Complies with applicable national standards

  • CE Marking: Indicates compliance with relevant European directives

  • RoHS Compliance: Free from hazardous substances

  • Imported Quality: Manufactured to high standards with 100% pure copper conductors

Asl 2.5mm Single Cable Green [Roll]: Storage and Handling

Store the cable in a clean, dry environment away from direct sunlight and chemicals that could degrade the PVC insulation. The roll format should be stored upright or flat to prevent distortion. When paying out cable, ensure it is not kinked or twisted, which could damage the insulation or conductor.

For electrical contractors, having a roll of 2.5mm green single core cable on the van ensures you’re prepared for:

  • Rewiring projects requiring multiple earth connections

  • Control panel manufacturing and repairs

  • Extension of existing circuits

  • General maintenance and fault repairs

  • New build installations where single cores are specified

When installed correctly within appropriate containment and in accordance with current wiring regulations, Asl 2.5mm Single Cable Green, supplied on a convenient roll, provides a safe, reliable, and versatile solution for earthing and fixed wiring in residential, commercial, and industrial applications. The roll format offers excellent value and convenience for professional users.

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